3CL1 - Header Asymmetric Unit

HEADER MEMBRANE PROTEIN 18-MAR-08 3CL1

TITLE M. LOTI CYCLIC-NUCLEOTIDE BINDING DOMAIN, CYCLIC-GMP BOUND

COMPND MOL_ID: 1; COMPND 2 MOLECULE: MLL3241 PROTEIN; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: CYCLIC NUCLEOTIDE BINDING DOMAIN, UNP RESIDUES COMPND 5 216-355; COMPND 6 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RHIZOBIUM LOTI; SOURCE 3 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 4 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 5 EXPRESSION_SYSTEM_PLASMID: PGEX2T

KEYWDS CYCLIC-NUCLEOTIDE BINDING, MEMBRANE PROTEIN

EXPDTA X-RAY DIFFRACTION

AUTHOR G.M.CLAYTON,S.L.ALTEIRI,L.R.THOMAS,J.H.MORAIS-CABRAL

REVDAT 2 24-FEB-09 3CL1 1 VERSN REVDAT 1 05-AUG-08 3CL1 0

JRNL AUTH S.L.ALTIERI,G.M.CLAYTON,W.R.SILVERMAN,A.O.OLIVARES, JRNL AUTH 2 E.M.DE LA CRUZ,L.R.THOMAS,J.H.MORAIS-CABRAL JRNL TITL STRUCTURAL AND ENERGETIC ANALYSIS OF ACTIVATION BY JRNL TITL 2 A CYCLIC NUCLEOTIDE BINDING DOMAIN. JRNL REF J.MOL.BIOL. V. 381 655 2008 JRNL REFN ISSN 0022-2836 JRNL PMID 18619611 JRNL DOI 10.1016/J.JMB.2008.06.011

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.98 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 93.4 REMARK 3 NUMBER OF REFLECTIONS : 15242 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.211 REMARK 3 R VALUE (WORKING SET) : 0.209 REMARK 3 FREE R VALUE : 0.256 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.500 REMARK 3 FREE R VALUE TEST SET COUNT : 439 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.46 REMARK 3 REFLECTION IN BIN (WORKING SET) : 640 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 88.92 REMARK 3 BIN R VALUE (WORKING SET) : 0.2280 REMARK 3 BIN FREE R VALUE SET COUNT : 34 REMARK 3 BIN FREE R VALUE : 0.3060 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1891 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 55 REMARK 3 SOLVENT ATOMS : 109 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.16 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.35000 REMARK 3 B22 (A**2) : 0.79000 REMARK 3 B33 (A**2) : -0.62000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.58000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.776 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.302 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.180 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.595 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.905 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.853 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2009 ; 0.009 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2747 ; 1.309 ; 2.009 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 260 ; 5.438 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 68 ;30.690 ;21.471 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 292 ;15.917 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 19 ;18.457 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 327 ; 0.075 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1499 ; 0.003 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 988 ; 0.241 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1395 ; 0.302 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 130 ; 0.182 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 5 ; 0.128 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 59 ; 0.350 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 10 ; 0.152 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): 1 ; 0.078 ; 0.200 REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1308 ; 0.464 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2097 ; 0.929 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 705 ; 1.668 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 650 ; 3.007 ; 4.500 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : 1 REMARK 3 REMARK 3 NCS GROUP NUMBER : 1 REMARK 3 CHAIN NAMES : A B REMARK 3 NUMBER OF COMPONENTS NCS GROUP : 3 REMARK 3 COMPONENT C SSSEQI TO C SSSEQI CODE REMARK 3 1 A 225 A 253 4 REMARK 3 1 B 225 B 253 4 REMARK 3 2 A 256 A 322 1 REMARK 3 2 B 256 B 322 1 REMARK 3 3 A 323 A 349 4 REMARK 3 3 B 323 B 349 4 REMARK 3 GROUP CHAIN COUNT RMS WEIGHT REMARK 3 TIGHT POSITIONAL 1 A (A): 463 ; 0.050 ; 0.050 REMARK 3 MEDIUM POSITIONAL 1 A (A): 402 ; 0.290 ; 0.500 REMARK 3 TIGHT THERMAL 1 A (A**2): 463 ; 0.080 ; 0.500 REMARK 3 MEDIUM THERMAL 1 A (A**2): 402 ; 0.550 ; 2.000 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE REMARK 3 RIDING POSITIONS, THE FRIEDEL PAIRS WERE USED FOR PHASING

REMARK 4 REMARK 4 3CL1 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-MAR-08. REMARK 100 THE RCSB ID CODE IS RCSB046905.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-APR-04 REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X29A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15482 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 49.326 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 87.0 REMARK 200 DATA REDUNDANCY : 3.300 REMARK 200 R MERGE (I) : 0.08100 REMARK 200 R SYM (I) : 0.08100 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 2.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.11 REMARK 200 COMPLETENESS FOR SHELL (%) : 64.9 REMARK 200 DATA REDUNDANCY IN SHELL : 2.90 REMARK 200 R MERGE FOR SHELL (I) : 0.15500 REMARK 200 R SYM FOR SHELL (I) : 0.15500 REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: THE STRUCTURE FACTOR FILE CONTAINS FRIDEL PAIRS

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.60 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: VAPOR DIFFUSION, HANGING DROP

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 39.79700 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL

REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA.

REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3572 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 12134 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -34.9 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 APPLY THE FOLLOWING TO CHAINS: B REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 34.20200 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 39.79700 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000

REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 GLN A 216 REMARK 465 GLU A 217 REMARK 465 VAL A 218 REMARK 465 ARG A 219 REMARK 465 GLY A 350 REMARK 465 ALA A 351 REMARK 465 ALA A 352 REMARK 465 ALA A 353 REMARK 465 SER A 354 REMARK 465 ALA A 355 REMARK 465 GLN B 216 REMARK 465 GLU B 217 REMARK 465 VAL B 218 REMARK 465 GLY B 350 REMARK 465 ALA B 351 REMARK 465 ALA B 352 REMARK 465 ALA B 353 REMARK 465 SER B 354 REMARK 465 ALA B 355

REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS(M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 GLN A 228 CG CD OE1 NE2 REMARK 470 GLN A 237 CG CD OE1 NE2 REMARK 470 LYS A 238 CG CD CE NZ REMARK 470 ARG A 252 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 254 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 349 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 219 CG CD NE CZ NH1 NH2 REMARK 470 GLN B 228 CG CD OE1 NE2 REMARK 470 LYS B 238 CG CD CE NZ REMARK 470 ARG B 252 CG CD NE CZ NH1 NH2 REMARK 470 ASN B 286 CG OD1 ND2 REMARK 470 GLN B 328 CG CD OE1 NE2 REMARK 470 MET B 329 CG SD CE REMARK 470 GLU B 336 CG CD OE1 OE2 REMARK 470 ARG B 349 CG CD NE CZ NH1 NH2

REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 LYS A 343 O - C - N ANGL. DEV. = -11.2 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 LYS A 343 -12.58 REMARK 500 REMARK 500 REMARK: NULL

REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 356 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ALA A 250 O REMARK 620 2 ASP A 326 OD2 110.4 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K B 2 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ALA B 232 O REMARK 620 2 HOH B 74 O 106.2 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K B 3 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ALA B 283 O REMARK 620 2 THR B 310 N 114.2 REMARK 620 N 1

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 1 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 2 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 356 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K B 2 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K B 3 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PCG B 402 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PCG A 402 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE POL B 200

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1VP6 RELATED DB: PDB REMARK 900 M.LOTI ION CHANNEL CYLIC NUCLEOTIDE BINDING DOMAIN REMARK 900 RELATED ID: 1U12 RELATED DB: PDB REMARK 900 M. LOTI CYCLIC NUCLEOTIDE BINDING DOMAIN MUTANT REMARK 900 RELATED ID: 3BEH RELATED DB: PDB REMARK 900 STRUCTURE OF A BACTERIAL CYCLIC NUCLEOTIDE REGULATED ION REMARK 900 CHANNEL REMARK 900 RELATED ID: 3CLP RELATED DB: PDB REMARK 900 M. LOTI CYCLIC-NUCLEOTIDE BINDING DOMAIN MUTANT 2 REMARK 900 RELATED ID: 3CO2 RELATED DB: PDB REMARK 900 MLOTIK1 ION CHANNEL CYCLIC-NUCLEOTIDE BINDING DOMAIN MUTANT

DBREF 3CL1 A 216 355 UNP Q98GN8 Q98GN8_RHILO 216 355 DBREF 3CL1 B 216 355 UNP Q98GN8 Q98GN8_RHILO 216 355

SEQRES 1 A 140 GLN GLU VAL ARG ARG GLY ASP PHE VAL ARG ASN TRP GLN SEQRES 2 A 140 LEU VAL ALA ALA VAL PRO LEU PHE GLN LYS LEU GLY PRO SEQRES 3 A 140 ALA VAL LEU VAL GLU ILE VAL ARG ALA LEU ARG ALA ARG SEQRES 4 A 140 THR VAL PRO ALA GLY ALA VAL ILE CYS ARG ILE GLY GLU SEQRES 5 A 140 PRO GLY ASP ARG MET PHE PHE VAL VAL GLU GLY SER VAL SEQRES 6 A 140 SER VAL ALA THR PRO ASN PRO VAL GLU LEU GLY PRO GLY SEQRES 7 A 140 ALA PHE PHE GLY GLU MET ALA LEU ILE SER GLY GLU PRO SEQRES 8 A 140 ARG SER ALA THR VAL SER ALA ALA THR THR VAL SER LEU SEQRES 9 A 140 LEU SER LEU HIS SER ALA ASP PHE GLN MET LEU CYS SER SEQRES 10 A 140 SER SER PRO GLU ILE ALA GLU ILE PHE ARG LYS THR ALA SEQRES 11 A 140 LEU GLU ARG ARG GLY ALA ALA ALA SER ALA SEQRES 1 B 140 GLN GLU VAL ARG ARG GLY ASP PHE VAL ARG ASN TRP GLN SEQRES 2 B 140 LEU VAL ALA ALA VAL PRO LEU PHE GLN LYS LEU GLY PRO SEQRES 3 B 140 ALA VAL LEU VAL GLU ILE VAL ARG ALA LEU ARG ALA ARG SEQRES 4 B 140 THR VAL PRO ALA GLY ALA VAL ILE CYS ARG ILE GLY GLU SEQRES 5 B 140 PRO GLY ASP ARG MET PHE PHE VAL VAL GLU GLY SER VAL SEQRES 6 B 140 SER VAL ALA THR PRO ASN PRO VAL GLU LEU GLY PRO GLY SEQRES 7 B 140 ALA PHE PHE GLY GLU MET ALA LEU ILE SER GLY GLU PRO SEQRES 8 B 140 ARG SER ALA THR VAL SER ALA ALA THR THR VAL SER LEU SEQRES 9 B 140 LEU SER LEU HIS SER ALA ASP PHE GLN MET LEU CYS SER SEQRES 10 B 140 SER SER PRO GLU ILE ALA GLU ILE PHE ARG LYS THR ALA SEQRES 11 B 140 LEU GLU ARG ARG GLY ALA ALA ALA SER ALA

HET CL A 1 1 HET CL A 2 1 HET K A 356 1 HET K B 2 1 HET K B 3 1 HET PCG A 402 23 HET PCG B 402 23 HET POL B 200 4

HETNAM CL CHLORIDE ION HETNAM K POTASSIUM ION HETNAM PCG CYCLIC GUANOSINE MONOPHOSPHATE HETNAM POL N-PROPANOL

HETSYN POL 1-PROPONOL

FORMUL 3 CL 2(CL 1-) FORMUL 5 K 3(K 1+) FORMUL 8 PCG 2(C10 H12 N5 O7 P) FORMUL 10 POL C3 H8 O FORMUL 11 HOH *109(H2 O)

HELIX 1 1 ARG A 220 ALA A 231 1 12 HELIX 2 2 ALA A 232 LEU A 239 5 8 HELIX 3 3 GLY A 240 LEU A 251 1 12 HELIX 4 4 GLY A 297 GLY A 304 1 8 HELIX 5 5 SER A 324 SER A 334 1 11 HELIX 6 6 SER A 334 ARG A 349 1 16 HELIX 7 7 ARG B 219 ALA B 232 1 14 HELIX 8 8 VAL B 233 LEU B 239 5 7 HELIX 9 9 GLY B 240 LEU B 251 1 12 HELIX 10 10 GLY B 297 GLY B 304 1 8 HELIX 11 11 SER B 324 SER B 334 1 11 HELIX 12 12 SER B 334 ARG B 349 1 16

SHEET 1 A 4 ARG A 252 VAL A 256 0 SHEET 2 A 4 VAL A 317 HIS A 323 -1 O LEU A 319 N ARG A 254 SHEET 3 A 4 ARG A 271 GLU A 277 -1 N VAL A 276 O SER A 318 SHEET 4 A 4 PHE A 295 PHE A 296 -1 O PHE A 296 N PHE A 273 SHEET 1 B 4 VAL A 261 CYS A 263 0 SHEET 2 B 4 VAL A 311 ALA A 313 -1 O VAL A 311 N ILE A 262 SHEET 3 B 4 VAL A 280 VAL A 282 -1 N SER A 281 O SER A 312 SHEET 4 B 4 VAL A 288 LEU A 290 -1 O VAL A 288 N VAL A 282 SHEET 1 C 4 ARG B 252 VAL B 256 0 SHEET 2 C 4 VAL B 317 HIS B 323 -1 O LEU B 319 N ARG B 254 SHEET 3 C 4 ARG B 271 GLU B 277 -1 N VAL B 276 O SER B 318 SHEET 4 C 4 PHE B 295 PHE B 296 -1 O PHE B 296 N PHE B 273 SHEET 1 D 4 VAL B 261 CYS B 263 0 SHEET 2 D 4 VAL B 311 ALA B 313 -1 O VAL B 311 N ILE B 262 SHEET 3 D 4 VAL B 280 VAL B 282 -1 N SER B 281 O SER B 312 SHEET 4 D 4 VAL B 288 LEU B 290 -1 O VAL B 288 N VAL B 282

LINK O ALA A 250 K K A 356 1555 1555 2.66 LINK OD2 ASP A 326 K K A 356 1555 1555 2.65 LINK O ALA B 232 K K B 2 1555 1555 2.66 LINK O ALA B 283 K K B 3 1555 1555 2.88 LINK N THR B 310 K K B 3 1555 1555 2.85 LINK K K B 2 O HOH B 74 1555 1555 2.73

SITE 1 AC1 3 ALA A 294 PHE A 295 ARG A 348 SITE 1 AC2 1 ARG A 348 SITE 1 AC3 3 ALA A 250 HIS A 323 ASP A 326 SITE 1 AC4 1 ALA B 232 SITE 1 AC5 3 ALA B 283 ALA B 309 THR B 310 SITE 1 AC6 10 THR B 284 PHE B 296 GLY B 297 GLU B 298 SITE 2 AC6 10 MET B 299 ALA B 300 ARG B 307 SER B 308 SITE 3 AC6 10 ALA B 309 ARG B 348 SITE 1 AC7 10 THR A 284 PHE A 296 GLY A 297 GLU A 298 SITE 2 AC7 10 MET A 299 ALA A 300 ARG A 307 SER A 308 SITE 3 AC7 10 ALA A 309 ARG A 348 SITE 1 AC8 1 THR B 310

CRYST1 34.202 79.594 49.984 90.00 99.11 90.00 P 1 21 1 4

ORIGX1 1.000000 0.000000 0.000000 0.00000

ORIGX2 0.000000 1.000000 0.000000 0.00000

ORIGX3 0.000000 0.000000 1.000000 0.00000

SCALE1 0.029238 0.000000 0.004688 0.00000

SCALE2 0.000000 0.012564 0.000000 0.00000

SCALE3 0.000000 0.000000 0.020262 0.00000